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Introduce explicit Viewport sharing (#96)

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Héctor Ramón 2024-05-08 16:17:58 +02:00 • committed by GitHub
parent 5aed9e1477
commit b411ea71e7
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5 changed files with 84 additions and 53 deletions
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18
examples/hello-world.rs
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@ -1,6 +1,6 @@
use glyphon::{
Attrs, Buffer, Cache, Color, Family, FontSystem, Metrics, Resolution, Shaping, SwashCache,
TextArea, TextAtlas, TextBounds, TextRenderer,
TextArea, TextAtlas, TextBounds, TextRenderer, Viewport,
};
use wgpu::{
CommandEncoderDescriptor, CompositeAlphaMode, DeviceDescriptor, Features, Instance,
@ -73,6 +73,7 @@ async fn run() {
let mut font_system = FontSystem::new();
let mut swash_cache = SwashCache::new();
let cache = Cache::new(&device);
let mut viewport = Viewport::new(&device, &cache);
let mut atlas = TextAtlas::new(&device, &queue, &cache, swapchain_format);
let mut text_renderer =
TextRenderer::new(&mut atlas, &device, MultisampleState::default(), None);
@ -100,16 +101,21 @@ async fn run() {
window.request_redraw();
}
WindowEvent::RedrawRequested => {
viewport.update(
&queue,
Resolution {
width: config.width,
height: config.height,
},
);
text_renderer
.prepare(
&device,
&queue,
&mut font_system,
&mut atlas,
Resolution {
width: config.width,
height: config.height,
},
&viewport,
[TextArea {
buffer: &buffer,
left: 10.0,
@ -147,7 +153,7 @@ async fn run() {
occlusion_query_set: None,
});
text_renderer.render(&atlas, &mut pass).unwrap();
text_renderer.render(&atlas, &viewport, &mut pass).unwrap();
}
queue.submit(Some(encoder.finish()));